VisibilityRegion::QuadVisible

Defined in: C4Regions.h

Determines whether quad is visible in a region.

Prototype

bool QuadVisible(const Point3D *vertex) const;

Parameters

vertex A pointer to an array containing the four world-space vertex positions belonging to the quad.

Description

The QuadVisible function determines whether the quad specified by the vertex parameter is visible inside a region. If all four vertex positions fall completely on the negative side of any single plane bounding the region, then the return value is false. Otherwise, the return value is true.